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Mariana Minerals, which builds and operates mines using its MarianaOS software platform, raised a $310M Series B, bringing its total funding to $400M (Allie Garfinkle/Fortune)

Techmeme 03 August 2026 6h ago
Mariana Minerals, which builds and operates mines using its MarianaOS software platform, raised a $310M Series B, bringing its total funding to $400M (Allie Garfinkle/Fortune)
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Allie Garfinkle / Fortune : Mariana Minerals, which builds and operates mines using its MarianaOS software platform, raised a $310M Series B, bringing its total funding to $400M — The last century was fueled by oil and gas. Turner Caldwell is betting the next century runs on metals.
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